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In this paper, we obtain two different static black string solutions by considering as sources axisymmetric dark matter distributions in 3+1 dimensions. These solutions tend asymptotically to the usual static and uncharged black string…

General Relativity and Quantum Cosmology · Physics 2023-05-17 Marcony S. Cunha , G. Alencar , Celio R. Muniz , Valdir B. Bezerra , Horácio S. Vieira

We provide a new five dimensional black string--like solution by means of the embedding of a four dimensional regular black hole into a compact extra dimension. We enunciate a list of constraints in order to that the five dimensional black…

General Relativity and Quantum Cosmology · Physics 2021-02-17 Milko Estrada

Einstein-Maxwell equations with a cosmological constant are analyzed in a four dimensional stationary spacetime admitting in addition a two dimensional group $G_2$ of spatial isometries. Charged rotating open and closed black string…

High Energy Physics - Theory · Physics 2009-10-28 José P. S. Lemos , Vilson T. Zanchin

We study the classical double copy for static black string solutions in an Anti--de Sitter (AdS) background. By casting the black string metric into Kerr--Schild form over a cylindrical AdS geometry, we construct the corresponding single…

High Energy Physics - Theory · Physics 2026-02-02 G. Alencar , C. R. Muniz , M. S. Oliveira

In this paper we study black string solutions considering the Lifshitz anisotropic scaling. We have shown that a new class of asymptotically Lifshitz solutions can be generated by an Einstein-Maxwell-Dilaton theory with a cosmological…

General Relativity and Quantum Cosmology · Physics 2024-06-17 L. A. Lessa , J. E. G. Silva , J. Furtado

An effective string theory in physically relevant cosmological and black hole space times is reviewed. Explicit computations of the quantum string entropy, partition function and quantum string emission by black holes (Schwarzschild,…

High Energy Physics - Theory · Physics 2008-11-26 Marina Ramon Medrano , Norma G. Sanchez

In this work, a regular black string solution will be presented from the method used by Simpson-Visser to regularize the Schwarzschild solution. As in the Simpson-Visser work, in this new black string solution, it is possible to represent…

General Relativity and Quantum Cosmology · Physics 2022-11-23 A. Lima , G. Alencar , J. Furtado

Motivated by the existence of black holes with various topologies in four-dimensional spacetimes with a negative cosmological constant, we study axisymmetric static solutions describing any large distortions of Schwarzschild-anti-de Sitter…

General Relativity and Quantum Cosmology · Physics 2009-11-11 A. Tomimatsu

We uplift the static three dimensional black hole solution found by Banados, Teitelboim and Zanelli (BTZ) into four dimensional space time. In this way we obtain a black string solution with a relativistic string source, as well as a new…

General Relativity and Quantum Cosmology · Physics 2008-02-03 Bjørn Jensen , Svend E. Hjelmeland

Two dimensional classical string theory is solved in any curved spacetime. The complete spacetime required to describe the classical string motions turns out to be larger than the global space required by complete particle geodesics. The…

High Energy Physics - Theory · Physics 2008-02-03 Itzhak Bars

We study the string propagation in the 2+1 black hole anti de Sitter background (2+1 BH-ADS). We find the first and second order fluctuations around the string center of mass and obtain the expression for the string mass. The string motion…

High Energy Physics - Theory · Physics 2009-10-28 A. L. Larsen , N. Sanchez

We study semi-classical multi-spin strings in the non-supersymmetric backgrounds of $AdS$ Black Hole and Witten's confining model. We consider constant radius strings with rotations along the isometries of the backgrounds. In the $AdS$…

High Energy Physics - Theory · Physics 2010-04-05 Mohsen Alishahiha , Amir E. Mosaffa , Hossein Yavartanoo

We derive and analyze a Schwarzschild-like Anti-de Sitter (AdS) black hole (BH) obtained as a static, spherically symmetric solution of Einstein's equations sourced by a cloud of strings (CoS) and a dark matter (DM) halo modeled by a…

General Relativity and Quantum Cosmology · Physics 2025-09-16 Faizuddin Ahmed , Abdelmalek Bouzenada , Edilberto O. Silva

Using G2(2) dualities we construct the most general black string solution of minimal five-dimensional ungauged supergravity. The black string has five independent parameters, namely, the magnetic one-brane charge, smeared electric…

High Energy Physics - Theory · Physics 2010-11-30 Geoffrey Compère , Sophie de Buyl , Sean Stotyn , Amitabh Virmani

In this paper, we present exact spherically symmetric Gauss-Bonnet black hole solutions surrounded by a cloud of strings fluid with cosmological constant in $D>4$ dimensions. Both charged and uncharged cases are considered. We focus on the…

General Relativity and Quantum Cosmology · Physics 2023-12-27 Wenxi Zhai , Xiangdong Zhang

We generalize a five dimensional black hole solution of low energy effective string theory to arbitrary constant spatial curvature. After interchanging the signature of time and radius we reduce the 5d solution to four dimensions and obtain…

High Energy Physics - Theory · Physics 2011-08-17 K. Behrndt , S. Foerste

We construct time-dependent charged black string solutions in five-dimensional Einstein-Maxwell theory. In the far region, the spacetime approaches a five-dimensional Kasner universe with a expanding three-dimensional space and a shrinking…

High Energy Physics - Theory · Physics 2016-01-27 Hideki Ishihara , Masashi Kimura , Ken Matsuno

We obtain the charged rotating black hole in conformal gravity. The metric is asymptotic to the (anti-)de Sitter spacetime. The contribution to the metric from the charges has a slower falloff than that in the Kerr-Newman AdS black hole. We…

High Energy Physics - Theory · Physics 2015-06-12 Hai-Shan Liu , H. Lu

The discovery of gravitational waves and advances in black hole imaging have opened new opportunities to probe exotic physics in strong-field regimes. Building upon a recent black hole solution in Einstein gravity coupled with nonlinear…

High Energy Physics - Theory · Physics 2025-10-27 Faizuddin Ahmed , Ahmad Al-Badawi , İzzet Sakallı , Sara Kanzi

The black string solution is a model of black holes in (3+1) dimensions that can be related to the BTZ (2+1) dimensions black hole solution. This object can be seen as a cylindrical black hole. In this work it is considered the black string…

High Energy Physics - Theory · Physics 2021-06-07 João Chakrian , Antônio de Pádua Santos